1. Cardholders bring their ID cards and credit cards to the counter of the issuing bank's business outlets for inquiry.
2. Cardholders can call the bank customer service hotline on the back of the credit card and make inquiries according to the voice prompts.
3. Cardholders can check their credit card details through the credit card issuing bank in official website, usually by logging in their accounts in official website, and then selecting the credit card service.